sederhanakan bentuk berikut. -3(3p²-2p+2) - 7(-2p² + 4p-5)
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[tex] - 3(3 {p}^{2} - 2p + 2) - 7( - 2 {p}^{2} + 4p - 5) \\ = ( - 9 {p}^{2} - 6p - 6) - (14 {p}^{2} - 28p - 35) \\ = ( - 9 {p}^{2} - 14 {p}^{2} ) - (6p - 28p) - (6 - 35) \\ = - 23 {p}^{2} - ( - 22p) - ( - 29) \\ = - 23 {p}^{2} + 22p + 29[/tex]
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